<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="项目名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入项目名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="数量" prop="price">
        <el-input
          v-model="queryParams.price"
          placeholder="请输入数量"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="城市" prop="description">
        <el-input
          v-model="queryParams.description"
          placeholder="请输入城市"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="日期" prop="propertyDate">
        <el-date-picker clearable
          v-model="queryParams.propertyDate"
          type="date"
          value-format="yyyy-MM-dd"
          placeholder="请选择日期">
        </el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['merchant:dish:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['merchant:dish:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['merchant:dish:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['merchant:dish:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="dishList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="编号" align="center" prop="id" width="50"/>
      <el-table-column label="项目名称" align="center" prop="name">
        <template slot-scope="scope">
          <span v-if="isJsonArray(scope.row.name)">
            <span v-for="(item, index) in parseJson(scope.row.name)" :key="index">
              <el-tooltip class="item" effect="dark" :content="item.ne" placement="top-start">
                <el-tag>{{ item.ne }}</el-tag>
              </el-tooltip>
              <span v-if="index < parseJson(scope.row.name).length - 1" style="display: block; margin-top: 4px;"></span>
            </span>
          </span>
          <span v-else>
            <el-tag>{{ scope.row.name }}</el-tag>
          </span>
        </template>
      </el-table-column>
      <el-table-column label="数量" align="center" prop="price"  width="100"/>
      <el-table-column label="城市" align="center" prop="description"  width="100"/>
      <!-- <el-table-column label="0 停售 1起售" align="center" prop="status" /> -->
      <el-table-column label="日期" align="center" prop="propertyDate" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.propertyDate, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="链接" align="center" prop="image" width="400">
        <template slot-scope="scope">
          <span v-if="isJsonArray(scope.row.image)">
            <span v-for="(item, index) in parseJson(scope.row.image)" :key="index">
              <a :href="item.ne" target="_blank" rel="noopener noreferrer" class="custom-link">
                {{ item.ne }}
              </a>
              <span v-if="index < parseJson(scope.row.image).length - 1" style="display: block; margin-top: 4px;"></span>
            </span>
          </span>
          <span v-else>
            <a :href="scope.row.image" target="_blank" rel="noopener noreferrer" class="custom-link">
              {{ scope.row.image }}
            </a>
          </span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="200">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['merchant:dish:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['merchant:dish:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改merchant对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="600px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="项目名称">
          <div v-for="(name, index) in names" :key="index" class="name-input" style="margin-bottom: 10px; display: flex;">
            <el-input
              v-model="names[index].ne"
              placeholder="请输入项目名称"
              :style="{'margin-right': index != 0 ? '10px':''}"
            />
            <el-button v-if="index != 0"
              type="danger"
              icon="el-icon-delete"
              @click="removeName(index,'name')"
              style="margin-left: auto;"
            ></el-button>
          </div>
          <el-button type="primary" icon="el-icon-plus" @click="addName('name')">添加项目名称</el-button>
        </el-form-item>
        <el-form-item label="数量" prop="price">
          <el-input v-model="form.price" placeholder="请输入数量" type="number" @input="handleInput"/>
        </el-form-item>
        <el-form-item label="链接">
          <div v-for="(image, index) in images" :key="index" class="name-input" style="margin-bottom: 10px; display: flex;">
            <el-input
              v-model="images[index].ne"
              placeholder="请输入链接"
              :style="{'margin-right': index != 0 ? '10px':''}"
            />
            <el-button v-if="index != 0"
              type="danger"
              icon="el-icon-delete"
              @click="removeName(index,'image')"
              style="margin-left: auto;"
            ></el-button>
          </div>
          <el-button type="primary" icon="el-icon-plus" @click="addName('image')">添加链接</el-button>
        </el-form-item>
        <el-form-item label="城市" prop="description">
          <el-input v-model="form.description" placeholder="请输入城市" />
        </el-form-item>
        <el-form-item label="日期" prop="propertyDate">
          <el-date-picker clearable
            v-model="form.propertyDate"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="请选择日期">
          </el-date-picker>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listDish, getDish, delDish, addDish, updateDish } from "@/api/merchant/dish";

export default {
  name: "Dish",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // merchant表格数据
      dishList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        price: null,
        image: null,
        description: null,
        status: null,
        propertyDate: null,
      },
      // 表单参数
      form: {},
      names:[{ne:""}],
      images:[{ne:""}],
      // 表单校验
      rules: {
        price: [
          { required: true, message: '请输入数量', trigger: 'blur' }
        ],
        description: [
          { required: true, message: '请输入城市', trigger: 'blur' },
        ],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    isJsonArray(str) {
      try {
        const parsed = JSON.parse(str);
        return Array.isArray(parsed);
      } catch (e) {
        return false;
      }
    },
    parseJson(str) {
      try {
        return JSON.parse(str);
      } catch (e) {
        return [];
      }
    },
    /** 查询merchant列表 */
    getList() {
      this.loading = true;
      listDish(this.queryParams).then(response => {
        this.dishList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        price: null,
        image: null,
        description: null,
        status: null,
        propertyDate: null,
        updateTime: null
      };
      this.names = [{ ne: "" }];
      this.images = [{ ne: "" }];
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加项目";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getDish(id).then(response => {
        this.form = response.data;
        if(this.isJsonArray(this.form.name)){
          this.names = this.parseJson(this.form.name)
        }else{
          this.names = [{ne:this.form.name}]
        }
        if(this.isJsonArray(this.form.image)){
          this.images = this.parseJson(this.form.image)
        }else{
          this.images = [{ne:this.form.image}]
        }
        this.open = true;
        this.title = "修改项目";
      });
    },
    addName(type) {
      if(type == 'name') this.names.push({ne:''}); // 添加一个新的空字符串到数组中
      if(type == 'image') this.images.push({ne:''}); // 添加一个新的空字符串到数组中
    },
    removeName(index,type) {
      if(type == 'name') this.names.splice(index, 1); // 移除指定索引的项目名称
      if(type == 'image') this.images.splice(index, 1); // 移除指定索引的项目名称
    },
    handleInput(value) {
      // 只允许输入整数
      this.form.price = value.replace(/[^0-9]/g, '');
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          this.form.name = JSON.stringify(this.names)
          this.form.image = JSON.stringify(this.images)
          console.log(this.form)

          if (this.form.id != null) {
            updateDish(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            this.form.cteateTime = this.getCurrentTime()
            addDish(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    getCurrentTime() {
        const now = new Date();
        const year = now.getFullYear();
        const month = String(now.getMonth() + 1).padStart(2, '0'); // 月份从0开始
        const day = String(now.getDate()).padStart(2, '0');
        const hours = String(now.getHours()).padStart(2, '0');
        const minutes = String(now.getMinutes()).padStart(2, '0');
        const seconds = String(now.getSeconds()).padStart(2, '0');

        return `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除项目编号为"' + ids + '"的数据项？').then(function() {
        return delDish(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('merchant/dish/export', {
        ...this.queryParams
      }, `项目列表_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>

<style>
.custom-link {
    color: blue; /* 设置链接颜色为蓝色 */
    text-decoration: underline; /* 添加下划线 */
}

.custom-link:hover {
    color: darkblue; /* 悬停时改变颜色 */
    text-decoration: underline; /* 悬停时保持下划线 */
}
</style>
